The Kratt Brothers are always ready for an adventure — especially when they visit the eastern United States to learn about the American bullfrog. Let the learning leap from the screen and into your ...

A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found. By Asher Elbein The metamorphosis of a frog from baby to adult is one of nature’s ...

Discusses amphibians, highlighting their unique adaptations for breathing both in water and on land. It explains the life cycle of amphibians, focusing on tadpoles that undergo metamorphosis to become ...

Understand that all animals have a life cycle that includes being born, developing into an adult, reproducing, and eventually dying Understand that the details of life cycles vary from one organism to ...

MILWAUKEE (CBS58) -- The spring show at the Mitchell Park Domes focuses on the rebirth of nature and some of its species. "Metamorphosis: The Lives of Frogs and Butterflies" opens at 9 a.m. on ...